26,29 Foreseeable future modifications of this method could involve replacing the PVP with polyvinylpolypyrrolidone, which is a hugely crosslinked form of PVP that may be insoluble and may be separated in subsequent therapy methods with phenol-centered answers. Alternatively, the PVP might be taken off by way of ethanol precipitation with https://www.facebook.com/NewTechFind/posts/pfbid0YPAzGvVz72mKah68ctQg3wP1JFbs9jq9dyoRfz9AkydHS5u7wshhDSMEEcCg7NQCl